tag RAM


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tag RAM

A specialized bank of static RAM used to hold addresses. When a stored address matches an input address, a signal is output to perform a function. It is used with hardware devices such as CPU caches to keep track of which memory addresses are stored in the cache.
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a tag RAM is located to the data RAM, the more quickly the tag RAM can
In case C, the total number of control bits is k = 18 (4 bits on TAG RAM and 14 bits on Data RAM), and total number of used bits in this case is 153.
The two 256KB modules are identical other than the MCM64PC32 has an 8-bit tag RAM while the MCM64PD32 has an 11-bit tag RAM.
Fabricated using Motorola's high performance silicon-gate BiCMOS technology, the MCM67T316 cache tag RAM, currently in general sampling, will sell for $10.
The M1601 integrates the following functions: 1) the processor bus controller, 2) dual port high-speed TAG RAM, 3) L2 MESI cache controller, 4) high speed data buffer, 5) the host memory bus arbiter and 6) the host memory bus controller.
The EZ cache mode operation reduces system cost and complexity by enabling the RM7000C to quickly access the off-chip L3 cache without the need for Tag RAMs.
The R8000 chip set consists of a superscalar integer unit, a dual floating point unit and two dual ported tag RAMs.